m3rk098
m3rk098
23-04-2018
Mathematics
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please help!posted picture of question
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11beehshahbaz
11beehshahbaz
23-04-2018
[tex]( \frac{f}{g})(x) [/tex] means the ratio of f(x) with g(x) i.e. function f(x) divided by the function g(x).
[tex]( \frac{f}{g})(x)= \frac{f(x)}{g(x)} \\ \\ = \frac{4x+1}{ x^{2} -5} [/tex]
The correct option is B.
The restriction of the domain is made so that the denominator is never zero and the expression is never undefined. In case of such questions, domain must be taken into account.
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